Mechanic

Arapahoe Co; Centennial (CO); On-site; USD 41,000 - 61,000; Full time

Job summary

Arapahoe County is seeking a skilled Automotive/Heavy Equipment Technician to perform maintenance and repairs on a wide range of County vehicles and equipment. You will use diagnostic tools to tune and repair fuel, ignition, and emission systems and maintain accurate records of parts and work performed.

The role requires at least three years of experience in truck or heavy equipment repair, a high school diploma or GED, and ASE-like certifications.

Qualifications

• Knowledge of repair procedures for gasoline and diesel engines.
• Ability to identify faulty components in fleet vehicles and report issues.
• Familiarity with computerized inventory and fleet management systems.
• Commitment to safety and safe work practices.

Responsibilities

• Use diagnostic equipment to repair fuel, ignition, and emission systems to spec.
• Document work performed and parts used in County records.
• Mount, balance, inspect, and replace tires from small to large vehicles.
• Weld and fabricate parts using metalworking tools as needed.
• Perform preventive maintenance and safety inspections on road equipment.
• Carry out field diagnostics and repairs when required.

Skills

Gasoline and diesel engines repair

Safety procedures

Electrical/ diagnostics

Fleet maintenance software

Education

High School Diploma or GED

Automotive/heavy truck mechanics coursework

Tools

Fleet management software

Job description

Select how often (in days) to receive an alert:

Job Number:868
Salary:$29.76-$44.64
Department/Office: Facilities and Fleet Management
Division: Fleet Services
Location: 7600 S. Peoria St. Englewood, CO 80112
Job Type:Hourly Full-Time
Posting Date: 11/06/2026
Closing Date: 01/06/2027

The Arapahoe County government serves its communities in ways both obvious and obscure. As the beating heart of local and regional government, we’re here for our neighbors on their best days—and their worst. We share our residents’ goals of preserving our quality of life and strive to be the place we’re proud to call home.

NOTE: This shift would be 4 ten-hour days with either Monday or Friday off.

GENERAL DESCRIPTION OF JOB:

Performs skilled mechanical and technical work and preventive maintenance of light, medium-duty and heavy trucks, earth moving equipment, construction equipment, agricultural tractors, snowplows, dump trucks, variable message boards, mowers, paint truck and anything else required by County personnel.

DUTIES:

• Use electrical diagnostic and mechanically calibrated equipment to make adjustments and repairs to fuel, ignition, and emission systems to bring them within manufacturer’s specifications.


• Prepare interim records of work performed and parts used on all equipment repaired. Use County computer system to prepare records of work performed and parts used on all County equipment repaired.


• Mount, balance, repair, and replace tires ranging from automotive to heavy equipment tires.


• Operate gas or arc welding equipment, a variety of hand and small power tools, a metal press and/or a metal lathe to repair and/or fabricate parts and tools necessary to maintain County vehicles.


• Perform both minor and major preventative maintenance


• Make safety inspections on any/all County road equipment.


• Performs diagnosis and repairs in the field.

REQUIREMENTS:

Skills, Abilities, and Competencies:

• Knowledge of the techniques and procedures related to the repair and maintenance of gasoline and diesel engines and the tools and equipment required for that repair.


• Skill in recognizing and reporting faulty and abnormally functioning diesel and gasoline-powered equipment, hydraulic systems, tires, tubes, and wheels.


• Knowledge of and ability to use computerized inventory and fleet management software.


• In-depth knowledge of safety hazards and necessary safety precautions sufficient to be able to establish a safe work environment for self and others.

Behavioral Competencies (these are required for all positions at ACG):

• Accountability


• Accessibility


• Inclusivity


• Integrity

Education and Experience:

• High School Diploma or GED equivalent is required. Vocational courses in automotive or heavy truck mechanics highly desirable


• A minimum of three (3) years’ experience in truck or heavy equipment repair


• A combination of education and experience may be considered

Pre-Employment Additional Requirements:

• Must successfully pass pre-employment testing, which includes an acceptable motor vehicle record (MVR) check, background check, drug screen, and physical capabilities test.


• Must possess a valid Class “R” Driver’s License upon appointment

Post-Employment Requirements:

• The position is deemed essential, and incumbents must be available for winter storm and other emergency events and available to work on an on-call on a rotation basis which requires evening, holidays and weekends.


• Work locations and facilities are subject to change based on business needs.


• Must complete and maintain five ASE certifications throughout employment. ASE Air Conditioning Certification, ASE Suspension & Steering Certification, ASE Electrical/ Electronic Systems Certification, and ASE T4 Medium/ Heavy Truck Brake Certification must be obtained within six (6) months of appointment. A fifth ASE certification must be obtained within one (1) year of appointment.


• Heavy Equipment Mechanics only - Possession of a valid Class “A” Commercial Driver’s License or the ability to obtain one within twelve (24) months of appointment. HAZMAT endorsement is highly desirable.

WORK ENVIRONMENT:

Position may require work to be performed in the field as well as the shop, thus exposing incumbents to all weather conditions, fumes, smoke, and high noise levels and potentially dangerous working conditions.

PHYSICAL DEMANDS:

The following are some of the physical demands commonly associated with this position.

• Spends a majority of the time, either walking or standing while in the shop or field.


• Lifts carries, pushes and pulls up to 75 lbs. while performing mechanical functions in the shop and field.


• May be required to frequently lift heavy and awkward objects, up to 75 lbs, from ground level to waist level or higher, either on solid ground or while balancing (Ex. on a ladder).


• Occasionally balances, stoops, crouches, and kneels while performing duties in the shop and field.


• Oral and auditory capacity enabling interpersonal communication as well as communication through automated devices such as the two-way radio.


• Auditory capacity to endure long-term exposure to loud noises.


• Frequent use of eye, hand, and finger coordination while using tools and machinery.


• Physical capacity to safely operate County vehicles and machinery.


• Visual requirements:
  
  
  
  • Far Acuity: ability to see clearly at 20 feet or more
  
  
  • Near Acuity: ability to see clearly at 20 inches or less
  
  
  • Depth Perception: the ability to judge distance and space relationships
  
  
  • Field of Vision: ability to see peripherally
  
  
  • Accommodation: ability to adjust vision to bring objects into focus
  
  
  • Color Vision: the ability to distinguish and identify different colors
  
  
  
  

Definitions:

• Occasionally: Activity exists less than 1/3 of the time.


• Frequently: Activity exists between 1/3 and 2/3 of the time.


• Constantly: Activity exists more than 2/3 of the time.

** Arapahoe County does not discriminate on the basis of race, color, religion, national origin, sex, age, disability, genetic information, sexual orientation or any other status protected under the law. It is our intention that all qualified applicants be given equal opportunity in any term, condition, or privilege of employment and that selection decisions are based on job-related factors. Arapahoe County is committed to making employment accessible to persons with disabilities.

** In accordance with Senate Bill 23-058, applicants understand that Arapahoe County will not request or require the applicant to include their age, date of birth, or date of attendance/graduation date on the initial application. Applicants understand that Arapahoe County can request or require an individual to provide documentation including copies of certification, transcripts, and other materials created by a third party. The applicant understands that the applicant can redact, if they so choose, information that identifies age, date of birth, or dates of attendance/graduation from an educational institution on those requested/required certification, transcripts and other materials created by a third party.